syzbot


WARNING in ieee80211_start_next_roc

Status: upstream: reported C repro on 2023/03/16 12:33
Bug presence: origin:upstream
Labels: missing-backport
[Documentation on labels]
Reported-by: syzbot+1389ba95c0bb5e9df1f6@syzkaller.appspotmail.com
First crash: 466d, last: 19d
Fix commit to backport (bisect log) :
tree: upstream
commit 97c19e42b264e6b71a9ff9deea04c19f621805b9
Author: Johannes Berg <johannes.berg@intel.com>
Date: Mon Aug 28 11:59:42 2023 +0000

  wifi: mac80211: move offchannel works to wiphy work

[report pending]
  
Bug presence (3)
Date Name Commit Repro Result
2023/11/08 linux-6.1.y (ToT) 4a61839152cc C [report] WARNING in ieee80211_start_next_roc
2023/05/09 upstream (ToT) 16a8829130ca C [report] WARNING in ieee80211_start_next_roc
2023/11/08 upstream (ToT) 305230142ae0 C Didn't crash
Similar bugs (4)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.19 WARNING in ieee80211_start_next_roc C error 73 485d 1262d 0/1 upstream: reported C repro on 2021/01/09 02:54
upstream WARNING in ieee80211_start_next_roc wireless C inconclusive 802 23h02m 1293d 0/27 upstream: reported C repro on 2020/12/09 02:03
linux-4.14 WARNING in ieee80211_start_next_roc C 1 492d 1324d 0/1 upstream: reported C repro on 2020/11/08 18:11
linux-5.15 WARNING in ieee80211_start_next_roc origin:upstream missing-backport C done 53 22d 468d 0/3 upstream: reported C repro on 2023/03/14 10:47
Fix bisection attempts (1)
Created Duration User Patch Repo Result
2023/11/11 10:38 5h10m fix candidate upstream job log (1)

Sample crash report:
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3665 at net/mac80211/offchannel.c:403 ieee80211_start_next_roc+0x1a3/0x210
Modules linked in:
CPU: 0 PID: 3665 Comm: syz-executor317 Not tainted 6.1.26-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023
RIP: 0010:ieee80211_start_next_roc+0x1a3/0x210 net/mac80211/offchannel.c:403
Code: 13 ba 7a f7 4c 89 f7 48 89 de 48 89 c2 5b 41 5c 41 5e 41 5f e9 5e 55 0e 00 e8 69 fc 8b f7 0f 0b e9 d6 fe ff ff e8 5d fc 8b f7 <0f> 0b e9 1f ff ff ff 48 c7 c1 e4 21 53 8e 80 e1 07 80 c1 03 38 c1
RSP: 0018:ffffc9000472f230 EFLAGS: 00010293
RAX: ffffffff89fdcc63 RBX: 0000000000000001 RCX: ffff8880200f9d40
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffffffff89fdcbca R09: ffffed1004897ab5
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: ffff88807c348de0 R14: ffff88807c348de0 R15: ffff888021230c20
FS:  0000555556ee4300(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffdbfad5ff8 CR3: 000000001af06000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ieee80211_scan_cancel+0x146/0x630 net/mac80211/scan.c:1308
 ieee80211_do_stop+0x15d/0x1d50 net/mac80211/iface.c:461
 ieee80211_runtime_change_iftype net/mac80211/iface.c:1905 [inline]
 ieee80211_if_change_type+0x4b5/0xaa0 net/mac80211/iface.c:1943
 ieee80211_change_iface+0x61/0x480 net/mac80211/cfg.c:217
 rdev_change_virtual_intf net/wireless/rdev-ops.h:74 [inline]
 cfg80211_change_iface+0x819/0x1030 net/wireless/util.c:1084
 nl80211_set_interface+0x5fa/0x870 net/wireless/nl80211.c:4169
 genl_family_rcv_msg_doit net/netlink/genetlink.c:756 [inline]
 genl_family_rcv_msg net/netlink/genetlink.c:833 [inline]
 genl_rcv_msg+0xc1a/0xf70 net/netlink/genetlink.c:850
 netlink_rcv_skb+0x1cd/0x410 net/netlink/af_netlink.c:2553
 genl_rcv+0x24/0x40 net/netlink/genetlink.c:861
 netlink_unicast_kernel net/netlink/af_netlink.c:1328 [inline]
 netlink_unicast+0x7bf/0x990 net/netlink/af_netlink.c:1354
 netlink_sendmsg+0xa26/0xd60 net/netlink/af_netlink.c:1931
 sock_sendmsg_nosec net/socket.c:716 [inline]
 sock_sendmsg net/socket.c:736 [inline]
 __sys_sendto+0x471/0x5f0 net/socket.c:2117
 __do_sys_sendto net/socket.c:2129 [inline]
 __se_sys_sendto net/socket.c:2125 [inline]
 __x64_sys_sendto+0xda/0xf0 net/socket.c:2125
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fce0c8cf8c6
Code: 48 c7 c0 ff ff ff ff eb b7 66 2e 0f 1f 84 00 00 00 00 00 90 41 89 ca 64 8b 04 25 18 00 00 00 85 c0 75 11 b8 2c 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 72 c3 90 55 48 83 ec 30 44 89 4c 24 2c 4c 89
RSP: 002b:00007ffdbfad4eb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 00007ffdbfad4fe0 RCX: 00007fce0c8cf8c6
RDX: 0000000000000024 RSI: 00007ffdbfad5030 RDI: 0000000000000006
RBP: 0000000000000001 R08: 00007ffdbfad4ed4 R09: 000000000000000c
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffdbfad5030 R14: 0000000000000006 R15: 0000000000000000
 </TASK>

Crashes (97):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2023/04/30 18:01 linux-6.1.y ca1c9012c941 62df2017 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in ieee80211_start_next_roc
2024/03/31 12:50 linux-6.1.y e5cd595e23c1 6baf5069 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2024/03/07 07:58 linux-6.1.y 61adba85cc40 f39a7eed .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2023/12/18 10:48 linux-6.1.y ba6f5fb46511 3222d10c .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2023/11/30 07:25 linux-6.1.y 6ac30d748bb0 f819d6f7 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2023/08/14 13:24 linux-6.1.y 1321ab403b38 39990d51 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in ieee80211_start_next_roc
2023/06/23 08:50 linux-6.1.y e84a4e368abe 79782afc .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in ieee80211_start_next_roc
2023/06/08 22:16 linux-6.1.y 76ba310227d2 058b3a5a .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2023/05/21 07:41 linux-6.1.y fa74641fb6b9 4bce1a3e .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2023/03/16 12:32 linux-6.1.y 6449a0ba6843 18b58603 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2024/01/03 23:43 linux-6.1.y a507f147e6f0 28c42cff .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in ieee80211_start_next_roc
2023/10/20 17:21 linux-6.1.y 7d24402875c7 361b23dc .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan WARNING in ieee80211_start_next_roc
2024/06/05 19:45 linux-6.1.y 88690811da69 5aa1a7c9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2024/05/26 07:04 linux-6.1.y 88690811da69 a10a183e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2024/05/12 15:22 linux-6.1.y 909ba1f1b414 9026e142 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2024/01/04 15:21 linux-6.1.y a507f147e6f0 28c42cff .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2024/01/01 14:34 linux-6.1.y a507f147e6f0 fb427a07 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2023/12/19 08:03 linux-6.1.y ba6f5fb46511 3ad490ea .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2023/12/12 08:10 linux-6.1.y e7cddbb41b63 28b24332 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2023/12/11 11:42 linux-6.1.y e7cddbb41b63 28b24332 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2023/12/08 01:11 linux-6.1.y c6114c845984 28b24332 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2023/12/03 09:41 linux-6.1.y c6114c845984 f819d6f7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2023/11/30 05:54 linux-6.1.y 6ac30d748bb0 f819d6f7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2023/11/10 10:26 linux-6.1.y fb2635ac69ab 45e9b83e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2023/11/09 19:32 linux-6.1.y fb2635ac69ab 56230772 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2023/10/17 18:00 linux-6.1.y adc4d740ad9e 342b9c55 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2023/09/19 14:40 linux-6.1.y a356197db198 0b6a67ac .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2023/09/18 12:00 linux-6.1.y 09045dae0d90 0b6a67ac .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2023/09/11 12:17 linux-6.1.y 59b13c2b647e 59da8366 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2023/09/06 23:27 linux-6.1.y 59b13c2b647e 72324844 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2023/08/31 19:56 linux-6.1.y a2943d2d9a00 696ea0d2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2023/08/30 13:22 linux-6.1.y 024f76bca9d0 84803932 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2023/08/26 14:20 linux-6.1.y cd363bb9548e 7ba13a15 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2023/08/26 06:31 linux-6.1.y 802aacbbffe2 7ba13a15 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2023/08/25 13:16 linux-6.1.y 802aacbbffe2 03d9c195 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2023/08/19 00:07 linux-6.1.y 6c44e13dc284 d216d8a0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2023/08/16 22:14 linux-6.1.y 6c44e13dc284 74b106b6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2023/08/11 17:34 linux-6.1.y 1321ab403b38 39990d51 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2023/08/09 01:12 linux-6.1.y 0a4a7855302d 9552ae77 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2023/08/08 21:34 linux-6.1.y 0a4a7855302d 9552ae77 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2023/08/08 12:25 linux-6.1.y 52a953d0934b 9552ae77 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2023/08/07 02:08 linux-6.1.y 52a953d0934b 4ffcc9ef .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2023/08/05 13:50 linux-6.1.y 52a953d0934b 4ffcc9ef .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2023/08/02 18:14 linux-6.1.y d2a6dc4eaf6d b178af49 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2023/08/01 21:58 linux-6.1.y d2a6dc4eaf6d df07ffe8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2023/07/30 17:45 linux-6.1.y d2a6dc4eaf6d 2a0d0f29 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2023/07/24 21:44 linux-6.1.y 5302e81aa209 b03242d7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2023/07/24 11:21 linux-6.1.y 75389113731b b03242d7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2023/07/24 08:25 linux-6.1.y 75389113731b b03242d7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2023/07/22 08:48 linux-6.1.y a456e1743881 27cbe77f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2023/07/19 22:38 linux-6.1.y a456e1743881 4547cdf9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2023/07/16 20:45 linux-6.1.y 61fd484b2cf6 35d9ecc5 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2023/07/14 23:11 linux-6.1.y 61fd484b2cf6 35d9ecc5 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2023/07/14 06:36 linux-6.1.y 61fd484b2cf6 d624500f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2023/07/11 19:02 linux-6.1.y 61fd484b2cf6 2f19aa4f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
2023/07/11 15:33 linux-6.1.y 61fd484b2cf6 2f19aa4f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 WARNING in ieee80211_start_next_roc
* Struck through repros no longer work on HEAD.